Anyone running the AD1i pulstar iridium spark plugs. How well do they work?
Anyone running the AD1i pulstar iridium spark plugs. How well do they work?
stock boost = stock plugs with .042 gap....
upped boost = get TR6 plugs and gap accordingly
TR6........ no other proven
Im already running the tr6, i was just wondering why these are running for $13 a piece
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